<%@page contentType="text/html; charset=UTF-8"  language="java"%>
<!DOCTYPE html>
<html lang="zh">
<head>
    <meta charset="UTF-8">
    <title>表达式实例</title>
</head>
    <%!
        String url="expressionHref.jsp";
    %>
<body>
    <a href="<%=url%>">点击跳转</a>
    <form action="<%=url%>">
        <input type="submit" value="点击跳转">
    </form>
</body>
</html>